Arches, UT Weather Forecast
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Arches Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Showers Likely | Chance of Showers | Mostly Clear | Mostly Clear |
| Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 55°FHi: 13°C | Lo: 41°FLo: 5°C | Hi: 55°FHi: 13°C | Lo: 40°FLo: 4°C | Hi: 61°FHi: 16°C Lo: 40°FLo: 4°C | Hi: 61°FHi: 16°C Lo: 40°FLo: 4°C |
| POP: 70% | POP: 80% | POP: 100% | POP: 100% | POP: 90% | POP: 90% | POP: 90% | POP: 80% | POP: 60% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 419 AM MDT Sat Oct 10 2026 

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Issued: 624 AM MDT Sat Oct 10 2026
Key Messages
.KEY MESSAGES, Issued 1027 PM MDT Fri Oct 9 2026...- Widespread heavy rainfall is expected to occur across the entirety of the forecast area starting Saturday afternoon/evening as Tropical Storm Rachel transitions to an extratropical system to our southwest and interacts with a strong midlevel trough. Widespread rainfall amounts from 1-3" are expected across much of the forecast area, with localized amounts potentially reaching 4+" across locations such as higher terrain locations acr...
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